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ucm: fix use-after-free in parse_component_seq()

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Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Jaroslav Kysela 2020-06-08 18:17:16 +02:00
parent 141acab892
commit 6eb78d41a1
1 changed files with 2 additions and 1 deletions
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3
src/ucm/parser.c
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@ -617,11 +617,12 @@ static int parse_component_seq(snd_use_case_mgr_t *uc_mgr,
return err;
cmpt_seq->device = find_component_dev(uc_mgr, val);
free(val);
if (!cmpt_seq->device) {
uc_error("error: Cannot find component device %s", val);
free(val);
return -EINVAL;
}
free(val);
/* Parent needs its enable or disable sequence */
cmpt_seq->enable = enable;